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Amiga Games Extra 1996 September
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Amiga Games Extra CD-ROM 9-1996.iso
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userbox
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publicdomain
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vim-4.2
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src
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term.c
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1996-06-16
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/* vi:set ts=4 sw=4:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
*/
/*
*
* term.c: functions for controlling the terminal
*
* primitive termcap support for Amiga, MSDOS, and Win32 included
*
* NOTE: padding and variable substitution is not performed,
* when compiling without HAVE_TGETENT, we use tputs() and tgoto() dummies.
*/
/*
* Some systems have a prototype for tgetstr() with (char *) instead of
* (char **). This define removes that prototype. We include our own prototype
* below.
*/
#define tgetstr tgetstr_defined_wrong
#include "vim.h"
#include "globals.h"
#include "option.h"
#include "proto.h"
#ifdef HAVE_TGETENT
# ifdef HAVE_TERMCAP_H
# include <termcap.h>
# endif
/*
* A few linux systems define outfuntype in termcap.h to be used as the third
* argument for tputs().
*/
# ifdef VMS
# define TPUTSFUNCAST
# else
# ifdef HAVE_OUTFUNTYPE
# define TPUTSFUNCAST (outfuntype)
# else
# define TPUTSFUNCAST (int (*)())
# endif
# endif
#endif
#undef tgetstr
/*
* Here are the builtin termcap entries. They are not stored as complete
* Tcarr structures, as such a structure is too big.
*
* The entries are compact, therefore they normally are included even when
* HAVE_TGETENT is defined. When HAVE_TGETENT is defined, the builtin entries
* can be accessed with "builtin_amiga", "builtin_ansi", "builtin_debug", etc.
*
* Each termcap is a list of builtin_term structures. It always starts with
* KS_NAME, which separates the entries. See parse_builtin_tcap() for all
* details.
* bt_entry is either a KS_xxx code (< 0x100), or a K_xxx code.
*/
struct builtin_term
{
int bt_entry;
char *bt_string;
};
/* start of keys that are not directly used by Vim but can be mapped */
#define BT_EXTRA_KEYS 0x101
static struct builtin_term *find_builtin_term __ARGS((char_u *name));
static void parse_builtin_tcap __ARGS((char_u *s));
static void gather_termleader __ARGS((void));
static int get_bytes_from_buf __ARGS((char_u *, char_u *, int));
static int is_builtin_term __ARGS((char_u *));
#ifdef HAVE_TGETENT
static char_u *tgetent_error __ARGS((char_u *, char_u *));
/*
* Here is our own prototype for tgetstr(), any prototypes from the include
* files have been disabled by the define at the start of this file.
*/
char *tgetstr __PARMS((char *, char **));
/*
* Don't declare these variables if termcap.h contains them.
* Autoconf checks if these variables should be declared extern (not all
* systems have them).
* Some versions define ospeed to be speed_t, but that is incompatible with
* BSD, where ospeed is short and speed_t is long.
*/
# ifndef HAVE_OSPEED
# ifdef OSPEED_EXTERN
extern short ospeed;
# else
short ospeed;
# endif
# endif
# ifndef HAVE_UP_BC_PC
# ifdef UP_BC_PC_EXTERN
extern char *UP, *BC, PC;
# else
char *UP, *BC, PC;
# endif
# endif
# define TGETSTR(s, p) (char_u *)tgetstr((s), (char **)(p))
# define TGETENT(b, t) tgetent((char *)(b), (char *)(t))
#endif /* HAVE_TGETENT */
struct builtin_term builtin_termcaps[] =
{
#if defined(USE_GUI)
/*
* Motif/Athena pseudo term-cap.
*/
{KS_NAME, "gui"},
{KS_CE, "\033|$"},
{KS_AL, "\033|i"},
# ifdef TERMINFO
{KS_CAL, "\033|%p1%dI"},
# else
{KS_CAL, "\033|%dI"},
# endif
{KS_DL, "\033|d"},
# ifdef TERMINFO
{KS_CDL, "\033|%p1%dD"},
{KS_CS, "\033|%p1%d;%p2%dR"},
# else
{KS_CDL, "\033|%dD"},
{KS_CS, "\033|%d;%dR"},
# endif
{KS_CL, "\033|C"},
{KS_ME, "\033|63H"}, /* 63 = HL_ALL, H = off */
{KS_MR, "\033|1h"}, /* 1 = HL_INVERSE, h = on */
{KS_MD, "\033|2h"}, /* 2 = HL_BOLD, h = on */
{KS_SE, "\033|16H"}, /* 16 = HL_STANDOUT, H = off */
{KS_SO, "\033|16h"}, /* 16 = HL_STANDOUT, h = on */
{KS_UE, "\033|8H"}, /* 8 = HL_UNDERLINE, H = off */
{KS_US, "\033|8h"}, /* 8 = HL_UNDERLINE, h = on */
{KS_CZR, "\033|4H"}, /* 4 = HL_ITAL, H = off */
{KS_CZH, "\033|4h"}, /* 4 = HL_ITAL, h = on */
{KS_VB, "\033|f"},
# ifdef TERMINFO
{KS_CM, "\033|%p1%d;%p2%dM"},
# else
{KS_CM, "\033|%d;%dM"},
# endif
/* there are no key sequences here, the GUI sequences are recognized
* in check_termcodes() */
#endif
#ifndef NO_BUILTIN_TCAPS
# if defined(AMIGA) || defined(ALL_BUILTIN_TCAPS)
/*
* Amiga console window, default for Amiga
*/
{KS_NAME, "amiga"},
{KS_CE, "\033[K"},
{KS_CD, "\033[J"},
{KS_AL, "\033[L"},
# ifdef TERMINFO
{KS_CAL, "\033[%p1%dL"},
# else
{KS_CAL, "\033[%dL"},
# endif
{KS_DL, "\033[M"},
# ifdef TERMINFO
{KS_CDL, "\033[%p1%dM"},
# else
{KS_CDL, "\033[%dM"},
# endif
{KS_CL, "\014"},
{KS_VI, "\033[0 p"},
{KS_VE, "\033[1 p"},
{KS_ME, "\033[0m"},
{KS_MR, "\033[7m"},
{KS_MD, "\033[1m"},
{KS_SE, "\033[0m"},
{KS_SO, "\033[33m"},
{KS_US, "\033[4m"},
{KS_UE, "\033[0m"},
{KS_CZH, "\033[3m"},
{KS_CZR, "\033[0m"},
{KS_MS, "\001"},
# ifdef TERMINFO
{KS_CM, "\033[%i%p1%d;%p2%dH"},
# else
{KS_CM, "\033[%i%d;%dH"},
# endif
# ifdef TERMINFO
{KS_CRI, "\033[%p1%dC"},
# else
{KS_CRI, "\033[%dC"},
# endif
{K_UP, "\233A"},
{K_DOWN, "\233B"},
{K_LEFT, "\233D"},
{K_RIGHT, "\233C"},
{K_S_UP, "\233T"},
{K_S_DOWN, "\233S"},
{K_S_LEFT, "\233 A"},
{K_S_RIGHT, "\233 @"},
{K_S_TAB, "\233Z"},
{K_F1, "\233\060~"},/* some compilers don't understand "\2330" */
{K_F2, "\233\061~"},
{K_F3, "\233\062~"},
{K_F4, "\233\063~"},
{K_F5, "\233\064~"},
{K_F6, "\233\065~"},
{K_F7, "\233\066~"},
{K_F8, "\233\067~"},
{K_F9, "\233\070~"},
{K_F10, "\233\071~"},
{K_S_F1, "\233\061\060~"},
{K_S_F2, "\233\061\061~"},
{K_S_F3, "\233\061\062~"},
{K_S_F4, "\233\061\063~"},
{K_S_F5, "\233\061\064~"},
{K_S_F6, "\233\061\065~"},
{K_S_F7, "\233\061\066~"},
{K_S_F8, "\233\061\067~"},
{K_S_F9, "\233\061\070~"},
{K_S_F10, "\233\061\071~"},
{K_HELP, "\233?~"},
{K_INS, "\233\064\060~"}, /* 101 key keyboard */
{K_PAGEUP, "\233\064\061~"}, /* 101 key keyboard */
{K_PAGEDOWN, "\233\064\062~"}, /* 101 key keyboard */
{K_HOME, "\233\064\064~"}, /* 101 key keyboard */
{K_END, "\233\064\065~"}, /* 101 key keyboard */
{BT_EXTRA_KEYS, ""},
{TERMCAP2KEY('#', '2'), "\233\065\064~"}, /* shifted home key */
{TERMCAP2KEY('#', '3'), "\233\065\060~"}, /* shifted insert key */
{TERMCAP2KEY('*', '7'), "\233\065\065~"}, /* shifted end key */
# endif
# if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS) || defined(__EMX__)
/*
* standard ANSI terminal, default for unix
*/
{KS_NAME, "ansi"},
{KS_CE, "\033[K"},
{KS_AL, "\033[L"},
# ifdef TERMINFO
{KS_CAL, "\033[%p1%dL"},
# else
{KS_CAL, "\033[%dL"},
# endif
{KS_DL, "\033[M"},
# ifdef TERMINFO
{KS_CDL, "\033[%p1%dM"},
# else
{KS_CDL, "\033[%dM"},
# endif
{KS_CL, "\033[H\033[2J"},
{KS_ME, "\033[0m"},
{KS_MR, "\033[7m"},
{KS_MS, "\001"},
# ifdef TERMINFO
{KS_CM, "\033[%i%p1%d;%p2%dH"},
# else
{KS_CM, "\033[%i%d;%dH"},
# endif
# ifdef TERMINFO
{KS_CRI, "\033[%p1%dC"},
# else
{KS_CRI, "\033[%dC"},
# endif
# endif
# if defined(MSDOS) || defined(ALL_BUILTIN_TCAPS) || defined(__EMX__)
/*
* These codes are valid when nansi.sys or equivalent has been installed.
* Function keys on a PC are preceded with a NUL. These are converted into
* K_NUL '\316' in mch_inchar(), because we cannot handle NULs in key codes.
* CTRL-arrow is used instead of SHIFT-arrow.
*/
#ifdef __EMX__
{KS_NAME, "os2ansi"},
#else
{KS_NAME, "pcansi"},
{KS_DL, "\033[M"},
{KS_AL, "\033[L"},
#endif
{KS_CE, "\033[K"},
{KS_CL, "\033[2J"},
{KS_ME, "\033[0m"},
{KS_MR, "\033[7m"},
{KS_MS, "\001"},
# ifdef TERMINFO
{KS_CM, "\033[%i%p1%d;%p2%dH"},
# else
{KS_CM, "\033[%i%d;%dH"},
# endif
# ifdef TERMINFO
{KS_CRI, "\033[%p1%dC"},
# else
{KS_CRI, "\033[%dC"},
# endif
{K_UP, "\316H"},
{K_DOWN, "\316P"},
{K_LEFT, "\316K"},
{K_RIGHT, "\316M"},
{K_S_LEFT, "\316s"},
{K_S_RIGHT, "\316t"},
{K_F1, "\316;"},
{K_F2, "\316<"},
{K_F3, "\316="},
{K_F4, "\316>"},
{K_F5, "\316?"},
{K_F6, "\316@"},
{K_F7, "\316A"},
{K_F8, "\316B"},
{K_F9, "\316C"},
{K_F10, "\316D"},
{K_F11, "\316\205"}, /* guessed */
{K_F12, "\316\206"}, /* guessed */
{K_S_F1, "\316T"},
{K_S_F2, "\316U"},
{K_S_F3, "\316V"},
{K_S_F4, "\316W"},
{K_S_F5, "\316X"},
{K_S_F6, "\316Y"},
{K_S_F7, "\316Z"},
{K_S_F8, "\316["},
{K_S_F9, "\316\\"},
{K_S_F10, "\316]"},
{K_S_F11, "\316\207"}, /* guessed */
{K_S_F12, "\316\210"}, /* guessed */
{K_INS, "\316R"},
{K_DEL, "\316S"},
{K_HOME, "\316G"},
{K_END, "\316O"},
{K_PAGEDOWN, "\316Q"},
{K_PAGEUP, "\316I"},
# endif
# if defined(MSDOS)
/*
* These codes are valid for the pc video. The entries that start with ESC |
* are translated into conio calls in msdos.c. Default for MSDOS.
*/
{KS_NAME, "pcterm"},
{KS_CE, "\033|K"},
{KS_AL, "\033|L"},
{KS_DL, "\033|M"},
# ifdef TERMINFO
{KS_CS, "\033|%i%p1%d;%p2%dr"},
# else
{KS_CS, "\033|%i%d;%dr"},
# endif
{KS_CL, "\033|J"},
{KS_ME, "\033|0m"},
{KS_MR, "\033|112m"},
{KS_MD, "\033|63m"},
{KS_SE, "\033|0m"},
{KS_SO, "\033|31m"},
{KS_MS, "\001"},
# ifdef TERMINFO
{KS_CM, "\033|%i%p1%d;%p2%dH"},
# else
{KS_CM, "\033|%i%d;%dH"},
# endif
{K_UP, "\316H"},
{K_DOWN, "\316P"},
{K_LEFT, "\316K"},
{K_RIGHT, "\316M"},
{K_S_LEFT, "\316s"},
{K_S_RIGHT, "\316t"},
{K_S_TAB, "\316\017"},
{K_F1, "\316;"},
{K_F2, "\316<"},
{K_F3, "\316="},
{K_F4, "\316>"},
{K_F5, "\316?"},
{K_F6, "\316@"},
{K_F7, "\316A"},
{K_F8, "\316B"},
{K_F9, "\316C"},
{K_F10, "\316D"},
{K_F11, "\316\205"}, /* only when nobioskey */
{K_F12, "\316\206"}, /* only when nobioskey */
{K_S_F1, "\316T"},
{K_S_F2, "\316U"},
{K_S_F3, "\316V"},
{K_S_F4, "\316W"},
{K_S_F5, "\316X"},
{K_S_F6, "\316Y"},
{K_S_F7, "\316Z"},
{K_S_F8, "\316["},
{K_S_F9, "\316\\"},
{K_S_F10, "\316]"},
{K_S_F11, "\316\207"}, /* only when nobioskey */
{K_S_F12, "\316\210"}, /* only when nobioskey */
{K_INS, "\316R"},
{K_DEL, "\316S"},
{K_HOME, "\316G"},
{K_END, "\316O"},
{K_PAGEDOWN, "\316Q"},
{K_PAGEUP, "\316I"},
# endif
# if defined(WIN32) || defined(ALL_BUILTIN_TCAPS) || defined(__EMX__)
/*
* These codes are valid for the Win32 Console . The entries that start with
* ESC | are translated into console calls in win32.c. The function keys
* are also translated in win32.c.
*/
{KS_NAME, "win32"},
{KS_CE, "\033|K"}, /* clear to end of line */
{KS_AL, "\033|L"}, /* add new blank line */
# ifdef TERMINFO
{KS_CAL, "\033|%p1%dL"}, /* add number of new blank lines */
# else
{KS_CAL, "\033|%dL"}, /* add number of new blank lines */
# endif
{KS_DL, "\033|M"}, /* delete line */
# ifdef TERMINFO
{KS_CDL, "\033|%p1%dM"}, /* delete number of lines */
# else
{KS_CDL, "\033|%dM"}, /* delete number of lines */
# endif
{KS_CL, "\033|J"}, /* clear screen */
{KS_CD, "\033|j"}, /* clear to end of display */
{KS_VI, "\033|v"}, /* cursor invisible */
{KS_VE, "\033|V"}, /* cursor visible */
{KS_ME, "\033|0m"}, /* normal mode */
{KS_MR, "\033|112m"}, /* reverse mode: black text on lightgray */
{KS_MD, "\033|63m"}, /* bold mode: white text on cyan */
#if 1
{KS_SO, "\033|31m"}, /* standout mode: white text on blue */
{KS_SE, "\033|0m"}, /* standout mode end */
#else
{KS_SO, "\033|F"}, /* standout mode: high intensity text */
{KS_SE, "\033|f"}, /* standout mode end */
#endif
{KS_CZH, "\033|225m"}, /* italic mode: blue text on yellow */
{KS_CZR, "\033|0m"}, /* italic mode end */
{KS_US, "\033|67m"}, /* underscore mode: cyan text on red */
{KS_UE, "\033|0m"}, /* underscore mode end */
{KS_MS, "\001"}, /* save to move cur in reverse mode */
# ifdef TERMINFO
{KS_CM, "\033|%i%p1%d;%p2%dH"}, /* cursor motion */
# else
{KS_CM, "\033|%i%d;%dH"}, /* cursor motion */
# endif
{KS_VB, "\033|B"}, /* visual bell */
{KS_TI, "\033|S"}, /* put terminal in termcap mode */
{KS_TE, "\033|E"}, /* out of termcap mode */
{KS_CS, "\033|%i%d;%dr"}, /* scroll region */
{K_UP, "\316H"},
{K_DOWN, "\316P"},
{K_LEFT, "\316K"},
{K_RIGHT, "\316M"},
{K_S_UP, "\316\304"},
{K_S_DOWN, "\316\317"},
{K_S_LEFT, "\316\311"},
{K_S_RIGHT, "\316\313"},
{K_S_TAB, "\316\017"},
{K_F1, "\316;"},
{K_F2, "\316<"},
{K_F3, "\316="},
{K_F4, "\316>"},
{K_F5, "\316?"},
{K_F6, "\316@"},
{K_F7, "\316A"},
{K_F8, "\316B"},
{K_F9, "\316C"},
{K_F10, "\316D"},
{K_F11, "\316\205"},
{K_F12, "\316\206"},
{K_S_F1, "\316T"},
{K_S_F2, "\316U"},
{K_S_F3, "\316V"},
{K_S_F4, "\316W"},
{K_S_F5, "\316X"},
{K_S_F6, "\316Y"},
{K_S_F7, "\316Z"},
{K_S_F8, "\316["},
{K_S_F9, "\316\\"},
{K_S_F10, "\316]"},
{K_S_F11, "\316\207"},
{K_S_F12, "\316\210"},
{K_INS, "\316R"},
{K_DEL, "\316S"},
{K_HOME, "\316G"},
{K_END, "\316O"},
{K_PAGEDOWN, "\316Q"},
{K_PAGEUP, "\316I"},
# endif
# if defined(ALL_BUILTIN_TCAPS) || defined(MINT)
/*
* Ordinary vt52
*/
{KS_NAME, "vt52"},
{KS_CE, "\033K"},
{KS_CD, "\033J"},
{KS_CM, "\033Y%+ %+ "},
# ifdef MINT
{KS_AL, "\033L"},
{KS_DL, "\033M"},
{KS_CL, "\033E"},
{KS_SR, "\033I"},
{KS_VE, "\033e"},
{KS_VI, "\033f"},
{KS_SO, "\033p"},
{KS_SE, "\033q"},
{K_UP, "\033A"},
{K_DOWN, "\033B"},
{K_LEFT, "\033D"},
{K_RIGHT, "\033C"},
{K_S_UP, "\033a"},
{K_S_DOWN, "\033b"},
{K_S_LEFT, "\033d"},
{K_S_RIGHT, "\033c"},
{K_F1, "\033P"},
{K_F2, "\033Q"},
{K_F3, "\033R"},
{K_F4, "\033S"},
{K_F5, "\033T"},
{K_F6, "\033U"},
{K_F7, "\033V"},
{K_F8, "\033W"},
{K_F9, "\033X"},
{K_F10, "\033Y"},
{K_S_F1, "\033p"},
{K_S_F2, "\033q"},
{K_S_F3, "\033r"},
{K_S_F4, "\033s"},
{K_S_F5, "\033t"},
{K_S_F6, "\033u"},
{K_S_F7, "\033v"},
{K_S_F8, "\033w"},
{K_S_F9, "\033x"},
{K_S_F10, "\033y"},
{K_INS, "\033I"},
{K_HOME, "\033E"},
{K_PAGEDOWN, "\033b"},
{K_PAGEUP, "\033a"},
# else
{KS_AL, "\033T"},
{KS_DL, "\033U"},
{KS_CL, "\033H\033J"},
{KS_ME, "\033SO"},
{KS_MR, "\033S2"},
{KS_MS, "\001"},
# endif
# endif
# if defined(UNIX) || defined(ALL_BUILTIN_TCAPS) || defined(SOME_BUILTIN_TCAPS) || defined(__EMX__)
/*
* The xterm termcap is missing F14 and F15, because they send the same
* codes as the undo and help key, although they don't work on all keyboards.
*/
{KS_NAME, "xterm"},
{KS_CE, "\033[K"},
{KS_AL, "\033[L"},
# ifdef TERMINFO
{KS_CAL, "\033[%p1%dL"},
# else
{KS_CAL, "\033[%dL"},
# endif
{KS_DL, "\033[M"},
# ifdef TERMINFO
{KS_CDL, "\033[%p1%dM"},
# else
{KS_CDL, "\033[%dM"},
# endif
# ifdef TERMINFO
{KS_CS, "\033[%i%p1%d;%p2%dr"},
# else
{KS_CS, "\033[%i%d;%dr"},
# endif
{KS_CL, "\033[H\033[2J"},
{KS_CD, "\033[J"},
{KS_ME, "\033[m"},
{KS_MR, "\033[7m"},
{KS_MD, "\033[1m"},
{KS_UE, "\033[m"},
{KS_US, "\033[4m"},
{KS_MS, "\001"},
# ifdef TERMINFO
{KS_CM, "\033[%i%p1%d;%p2%dH"},
# else
{KS_CM, "\033[%i%d;%dH"},
# endif
{KS_SR, "\033M"},
# ifdef TERMINFO
{KS_CRI, "\033[%p1%dC"},
# else
{KS_CRI, "\033[%dC"},
# endif
{KS_KS, "\033[?1h\033="},
{KS_KE, "\033[?1l\033>"},
# ifdef SAVE_XTERM_SCREEN
{KS_TI, "\0337\033[?47h"},
{KS_TE, "\033[2J\033[?47l\0338"},
# endif
{K_UP, "\033OA"},
{K_DOWN, "\033OB"},
{K_LEFT, "\033OD"},
{K_RIGHT, "\033OC"},
{K_S_UP, "\033Ox"},
{K_S_DOWN, "\033Or"},
{K_S_LEFT, "\033Ot"},
{K_S_RIGHT, "\033Ov"},
{K_F1, "\033[11~"},
{K_F2, "\033[12~"},
{K_F3, "\033[13~"},
{K_F4, "\033[14~"},
{K_F5, "\033[15~"},
{K_F6, "\033[17~"},
{K_F7, "\033[18~"},
{K_F8, "\033[19~"},
{K_F9, "\033[20~"},
{K_F10, "\033[21~"},
{K_F11, "\033[23~"},
{K_F12, "\033[24~"},
{K_HELP, "\033[28~"},
{K_UNDO, "\033[26~"},
{K_INS, "\033[2~"},
{K_HOME, "\033[7~"}, /* also seen: "\033[1~" */
{K_END, "\033[8~"}, /* also seen: "\033[4~" */
{K_PAGEUP, "\033[5~"},
{K_PAGEDOWN, "\033[6~"},
/* {K_DEL, "\033[3~"}, not used */
{BT_EXTRA_KEYS, ""},
{TERMCAP2KEY('k', '0'), "\033[10~"}, /* F0 */
{TERMCAP2KEY('F', '3'), "\033[25~"}, /* F13 */
{TERMCAP2KEY('F', '6'), "\033[29~"}, /* F16 */
{TERMCAP2KEY('F', '7'), "\033[31~"}, /* F17 */
{TERMCAP2KEY('F', '8'), "\033[32~"}, /* F18 */
{TERMCAP2KEY('F', '9'), "\033[33~"}, /* F19 */
{TERMCAP2KEY('F', 'A'), "\033[34~"}, /* F20 */
# endif
# if defined(UNIX) || defined(ALL_BUILTIN_TCAPS)
/*
* iris-ansi for Silicon Graphics machines.
*/
{KS_NAME, "iris-ansi"},
{KS_CE, "\033[K"},
{KS_CD, "\033[J"},
{KS_AL, "\033[L"},
# ifdef TERMINFO
{KS_CAL, "\033[%p1%dL"},
# else
{KS_CAL, "\033[%dL"},
# endif
{KS_DL, "\033[M"},
# ifdef TERMINFO
{KS_CDL, "\033[%p1%dM"},
# else
{KS_CDL, "\033[%dM"},
# endif
/*
* This "cs" is not working correctly. What is the right one?
*/
#if 0
# ifdef TERMINFO
{KS_CS, "\033[%i%p1%d;%p2%dr"},
# else
{KS_CS, "\033[%i%d;%dr"},
# endif
#endif
{KS_CL, "\033[H\033[2J"},
{KS_VE, "\033[9/y\033[12/y\033[=6l"},
{KS_VS, "\033[10/y\033[=1h\033[=2l\033[=6h"},
{KS_SE, "\033[m"},
{KS_SO, "\033[1;7m"},
{KS_ME, "\033[m"},
{KS_MR, "\033[7m"},
{KS_MD, "\033[1m"},
{KS_UE, "\033[m"},
{KS_US, "\033[4m"},
{KS_MS, "\001"}, /* does this really work? */
# ifdef TERMINFO
{KS_CM, "\033[%i%p1%d;%p2%dH"},
# else
{KS_CM, "\033[%i%d;%dH"},
# endif
{KS_SR, "\033M"},
# ifdef TERMINFO
{KS_CRI, "\033[%p1%dC"},
# else
{KS_CRI, "\033[%dC"},
# endif
{K_UP, "\033[A"},
{K_DOWN, "\033[B"},
{K_LEFT, "\033[D"},
{K_RIGHT, "\033[C"},
{K_S_UP, "\033[161q"},
{K_S_DOWN, "\033[164q"},
{K_S_LEFT, "\033[158q"},
{K_S_RIGHT, "\033[167q"},
{K_F1, "\033[001q"},
{K_F2, "\033[002q"},
{K_F3, "\033[003q"},
{K_F4, "\033[004q"},
{K_F5, "\033[005q"},
{K_F6, "\033[006q"},
{K_F7, "\033[007q"},
{K_F8, "\033[008q"},
{K_F9, "\033[009q"},
{K_F10, "\033[010q"},
{K_F11, "\033[011q"},
{K_F12, "\033[012q"},
{K_S_F1, "\033[013q"},
{K_S_F2, "\033[014q"},
{K_S_F3, "\033[015q"},
{K_S_F4, "\033[016q"},
{K_S_F5, "\033[017q"},
{K_S_F6, "\033[018q"},
{K_S_F7, "\033[019q"},
{K_S_F8, "\033[020q"},
{K_S_F9, "\033[021q"},
{K_S_F10, "\033[022q"},
{K_S_F11, "\033[023q"},
{K_S_F12, "\033[024q"},
{K_INS, "\033[139q"},
{K_HOME, "\033[H"},
{K_END, "\033[146q"},
{K_PAGEUP, "\033[150q"},
{K_PAGEDOWN, "\033[154q"},
# endif
# if defined(DEBUG) || defined(ALL_BUILTIN_TCAPS)
/*
* for debugging
*/
{KS_NAME, "debug"},
{KS_CE, "[CE]"},
{KS_CD, "[CD]"},
{KS_AL, "[AL]"},
# ifdef TERMINFO
{KS_CAL, "[CAL%p1%d]"},
# else
{KS_CAL, "[CAL%d]"},
# endif
{KS_DL, "[DL]"},
# ifdef TERMINFO
{KS_CDL, "[CDL%p1%d]"},
# else
{KS_CDL, "[CDL%d]"},
# endif
# ifdef TERMINFO
{KS_CS, "[%dCS%p1%d]"},
# else
{KS_CS, "[%dCS%d]"},
# endif
{KS_CL, "[CL]"},
{KS_VI, "[VI]"},
{KS_VE, "[VE]"},
{KS_VS, "[VS]"},
{KS_ME, "[ME]"},
{KS_MR, "[MR]"},
{KS_MD, "[MD]"},
{KS_SE, "[SE]"},
{KS_SO, "[SO]"},
{KS_UE, "[UE]"},
{KS_US, "[US]"},
{KS_MS, "[MS]"},
# ifdef TERMINFO
{KS_CM, "[%p1%dCM%p2%d]"},
# else
{KS_CM, "[%dCM%d]"},
# endif
{KS_SR, "[SR]"},
# ifdef TERMINFO
{KS_CRI, "[CRI%p1%d]"},
# else
{KS_CRI, "[CRI%d]"},
# endif
{KS_VB, "[VB]"},
{KS_KS, "[KS]"},
{KS_KE, "[KE]"},
{KS_TI, "[TI]"},
{KS_TE, "[TE]"},
{K_UP, "[KU]"},
{K_DOWN, "[KD]"},
{K_LEFT, "[KL]"},
{K_RIGHT, "[KR]"},
{K_S_UP, "[S-KU]"},
{K_S_DOWN, "[S-KD]"},
{K_S_LEFT, "[S-KL]"},
{K_S_RIGHT, "[S-KR]"},
{K_F1, "[F1]"},
{K_F2, "[F2]"},
{K_F3, "[F3]"},
{K_F4, "[F4]"},
{K_F5, "[F5]"},
{K_F6, "[F6]"},
{K_F7, "[F7]"},
{K_F8, "[F8]"},
{K_F9, "[F9]"},
{K_F10, "[F10]"},
{K_F11, "[F11]"},
{K_F12, "[F12]"},
{K_S_F1, "[S-F1]"},
{K_S_F2, "[S-F2]"},
{K_S_F3, "[S-F3]"},
{K_S_F4, "[S-F4]"},
{K_S_F5, "[S-F5]"},
{K_S_F6, "[S-F6]"},
{K_S_F7, "[S-F7]"},
{K_S_F8, "[S-F8]"},
{K_S_F9, "[S-F9]"},
{K_S_F10, "[S-F10]"},
{K_S_F11, "[S-F11]"},
{K_S_F12, "[S-F12]"},
{K_HELP, "[HELP]"},
{K_UNDO, "[UNDO]"},
{K_BS, "[BS]"},
{K_INS, "[INS]"},
{K_DEL, "[DEL]"},
{K_HOME, "[HOME]"},
{K_END, "[END]"},
{K_PAGEUP, "[PAGEUP]"},
{K_PAGEDOWN, "[PAGEDOWN]"},
{K_MOUSE, "[MOUSE]"},
# endif
#endif /* NO_BUILTIN_TCAPS */
/*
* The most minimal terminal: only clear screen and cursor positioning
* Always included.
*/
{KS_NAME, "dumb"},
{KS_CL, "\014"},
#ifdef TERMINFO
{KS_CM, "\033[%i%p1%d;%p2%dH"},
#else
{KS_CM, "\033[%i%d;%dH"},
#endif
/*
* end marker
*/
{KS_NAME, NULL}
}; /* end of builtin_termcaps */
/*
* DEFAULT_TERM is used, when no terminal is specified with -T option or $TERM.
*/
#ifdef AMIGA
# define DEFAULT_TERM (char_u *)"amiga"
#endif /* AMIGA */
#ifdef WIN32
# define DEFAULT_TERM (char_u *)"win32"
#endif /* WIN32 */
#ifdef MSDOS
# define DEFAULT_TERM (char_u *)"pcterm"
#endif /* MSDOS */
#if defined(UNIX) && !defined(MINT)
# define DEFAULT_TERM (char_u *)"ansi"
#endif /* UNIX */
#ifdef MINT
# define DEFAULT_TERM (char_u *)"vt52"
#endif /* MINT */
#ifdef __EMX__
# define DEFAULT_TERM (char_u *)"os2ansi"
#endif /* __EMX__ */
#ifdef VMS
# define DEFAULT_TERM (char_u *)"ansi"
#endif /* VMS */
/*
* Term_strings contains currently used terminal output strings.
* It is initialized with the default values by parse_builtin_tcap().
* The values can be changed by setting the option with the same name.
*/
char_u *(term_strings[KS_LAST + 1]);
static int need_gather = FALSE; /* need to fill termleader[] */
static char_u termleader[256 + 1]; /* for check_termcode() */
static struct builtin_term *
find_builtin_term(term)
char_u *term;
{
struct builtin_term *p;
p = builtin_termcaps;
while (p->bt_string != NULL)
{
if (p->bt_entry == KS_NAME)
{
#ifdef UNIX
if (STRCMP(p->bt_string, "iris-ansi") == 0 && is_iris_ansi(term))
return p;
else if (STRCMP(p->bt_string, "xterm") == 0 && is_xterm(term))
return p;
else
#endif
if (STRCMP(term, p->bt_string) == 0)
return p;
}
++p;
}
return p;
}
/*
* Parsing of the builtin termcap entries.
* Caller should check if 'name' is a valid builtin term.
* The terminal's name is not set, as this is already done in termcapinit().
*/
static void
parse_builtin_tcap(term)
char_u *term;
{
struct builtin_term *p;
char_u name[2];
p = find_builtin_term(term);
for (++p; p->bt_entry != KS_NAME && p->bt_entry != BT_EXTRA_KEYS; ++p)
{
if (p->bt_entry < 0x100) /* KS_xx entry */
{
if (term_strings[p->bt_entry] == NULL ||
term_strings[p->bt_entry] == empty_option)
term_strings[p->bt_entry] = (char_u *)p->bt_string;
}
else
{
name[0] = KEY2TERMCAP0(p->bt_entry);
name[1] = KEY2TERMCAP1(p->bt_entry);
if (find_termcode(name) == NULL)
add_termcode(name, (char_u *)p->bt_string);
}
}
}
/*
* Set terminal options for terminal "term".
* Return OK if terminal 'term' was found in a termcap, FAIL otherwise.
*
* While doing this, until ttest(), some options may be NULL, be careful.
*/
int
set_termname(term)
char_u *term;
{
struct builtin_term *termp;
#ifdef HAVE_TGETENT
int builtin_first = p_tbi;
int try;
int termcap_cleared = FALSE;
#endif
int width = 0, height = 0;
char_u *error_msg = NULL;
char_u *bs_p, *del_p;
if (is_builtin_term(term))
{
term += 8;
#ifdef HAVE_TGETENT
builtin_first = 1;
#endif
}
/*
* If HAVE_TGETENT is not defined, only the builtin termcap is used, otherwise:
* If builtin_first is TRUE:
* 0. try builtin termcap
* 1. try external termcap
* 2. if both fail default to a builtin terminal
* If builtin_first is FALSE:
* 1. try external termcap
* 2. try builtin termcap, if both fail default to a builtin terminal
*/
#ifdef HAVE_TGETENT
for (try = builtin_first ? 0 : 1; try < 3; ++try)
{
/*
* Use external termcap
*/
if (try == 1)
{
char_u *p;
static char_u tstrbuf[TBUFSZ];
int i;
char_u tbuf[TBUFSZ];
char_u *tp = tstrbuf;
static char *(key_names[]) =
{
"ku", "kd", "kr", /* "kl" is a special case */
# ifdef ARCHIE
"su", "sd", /* Termcap code made up! */
# endif
"#4", "%i",
"k1", "k2", "k3", "k4", "k5", "k6",
"k7", "k8", "k9", "k;", "F1", "F2",
"%1", "&8", "kb", "kI", "kD", "kh",
"@7", "kP", "kN",
NULL
};
static struct {
int dest; /* index in term_strings[] */
char *name; /* termcap name for string */
} string_names[] =
{ {KS_CE, "ce"}, {KS_AL, "al"}, {KS_CAL, "AL"},
{KS_DL, "dl"}, {KS_CDL, "DL"}, {KS_CS, "cs"},
{KS_CL, "cl"}, {KS_CD, "cd"},
{KS_VI, "vi"}, {KS_VE, "ve"},
{KS_VS, "vs"}, {KS_ME, "me"}, {KS_MR, "mr"},
{KS_MD, "md"}, {KS_SE, "se"}, {KS_SO, "so"},
{KS_CZH, "ZH"}, {KS_CZR, "ZR"}, {KS_UE, "ue"},
{KS_US, "us"}, {KS_CM, "cm"}, {KS_SR, "sr"},
{KS_CRI, "RI"}, {KS_VB, "vb"}, {KS_KS, "ks"},
{KS_KE, "ke"}, {KS_TI, "ti"}, {KS_TE, "te"},
{0, NULL}
};
/*
* If the external termcap does not have a matching entry, try the
* builtin ones.
*/
if ((error_msg = tgetent_error(tbuf, term)) == NULL)
{
if (!termcap_cleared)
{
clear_termoptions(); /* clear old options */
termcap_cleared = TRUE;
}
/* get output strings */
for (i = 0; string_names[i].name != NULL; ++i)
{
if (term_strings[string_names[i].dest] == NULL ||
term_strings[string_names[i].dest] == empty_option)
term_strings[string_names[i].dest] =
TGETSTR(string_names[i].name, &tp);
}
if ((T_MS == NULL || T_MS == empty_option) && tgetflag("ms"))
T_MS = (char_u *)"yes";
if ((T_DB == NULL || T_DB == empty_option) && tgetflag("db"))
T_DB = (char_u *)"yes";
if ((T_DA == NULL || T_DA == empty_option) && tgetflag("da"))
T_DA = (char_u *)"yes";
/* get key codes */
for (i = 0; key_names[i] != NULL; ++i)
{
if (find_termcode((char_u *)key_names[i]) == NULL)
add_termcode((char_u *)key_names[i],
TGETSTR(key_names[i], &tp));
}
/* if cursor-left == backspace, ignore it (televideo 925) */
if (find_termcode((char_u *)"kl") == NULL)
{
p = TGETSTR("kl", &tp);
if (p != NULL && *p != Ctrl('H'))
add_termcode((char_u *)"kl", p);
}
if (height == 0)
height = tgetnum("li");
if (width == 0)
width = tgetnum("co");
# ifndef hpux
BC = (char *)TGETSTR("bc", &tp);
UP = (char *)TGETSTR("up", &tp);
p = TGETSTR("pc", &tp);
if (p)
PC = *p;
# endif /* hpux */
}
}
else /* try == 0 || try == 2 */
#endif /* HAVE_TGETENT */
/*
* Use builtin termcap
*/
{
#ifdef HAVE_TGETENT
/*
* If builtin termcap was already used, there is no need to search
* for the builtin termcap again, quit now.
*/
if (try == 2 && builtin_first && termcap_cleared)
break;
#endif
/*
* search for 'term' in builtin_termcaps[]
*/
termp = find_builtin_term(term);
if (termp->bt_string == NULL) /* did not find it */
{
#ifdef HAVE_TGETENT
/*
* If try == 0, first try the external termcap. If that is not
* found we'll get back here with try == 2.
* If termcap_cleared is set we used the external termcap,
* don't complain about not finding the term in the builtin
* termcap.
*/
if (try == 0) /* try external one */
continue;
if (termcap_cleared) /* found in external termcap */
break;
#endif
fprintf(stderr, "\r\n");
if (error_msg != NULL)
{
fprintf(stderr, (char *)error_msg);
fprintf(stderr, "\r\n");
}
fprintf(stderr, "'%s' not known. Available builtin terminals are:\r\n", term);
for (termp = &(builtin_termcaps[0]); termp->bt_string != NULL;
++termp)
{
if (termp->bt_entry == KS_NAME)
#ifdef HAVE_TGETENT
fprintf(stderr, " builtin_%s\r\n", termp->bt_string);
#else
fprintf(stderr, " %s\r\n", termp->bt_string);
#endif
}
if (!starting) /* when user typed :set term=xxx, quit here */
{
screen_start(); /* don't know where cursor is now */
wait_return(TRUE);
return FAIL;
}
term = DEFAULT_TERM;
fprintf(stderr, "defaulting to '%s'\r\n", term);
screen_start(); /* don't know where cursor is now */
mch_delay(2000L, TRUE);
set_string_option((char_u *)"term", -1, term, TRUE);
}
flushbuf();
#ifdef HAVE_TGETENT
if (!termcap_cleared)
{
#endif
clear_termoptions(); /* clear old options */
#ifdef HAVE_TGETENT
termcap_cleared = TRUE;
}
#endif
parse_builtin_tcap(term);
#ifdef USE_GUI
if (STRCMP(term, "gui") == 0)
{
flushbuf();
settmode(0);
gui_init();
if (!gui.in_use) /* failed to start GUI */
settmode(1);
}
#endif /* USE_GUI */
}
#ifdef HAVE_TGETENT
}
#endif
/*
* special: There is no info in the termcap about whether the cursor
* positioning is relative to the start of the screen or to the start of the
* scrolling region. We just guess here. Only msdos pcterm is known to do it
* relative.
*/
if (STRCMP(term, "pcterm") == 0)
T_CSC = (char_u *)"yes";
else
T_CSC = empty_option;
#ifdef UNIX
/*
* Any "stty" settings override the default for t_kb from the termcap.
* This is in unix.c, because it depends a lot on the version of unix that is
* being used.
* Don't do this when the GUI is active, it uses "t_kb" and "t_kD" directly.
*/
#ifdef USE_GUI
if (!gui.in_use)
#endif
get_stty();
#endif
/*
* If the termcap has no entry for 'bs' and/or 'del' and the ioctl() also
* didn't work, use the default CTRL-H
* The default for t_kD is DEL, unless t_kb is DEL.
* The strsave'd strings are probably lost forever, well it's only two bytes.
* Don't do this when the GUI is active, it uses "t_kb" and "t_kD" directly.
*/
#ifdef USE_GUI
if (!gui.in_use)
#endif
{
bs_p = find_termcode((char_u *)"kb");
del_p = find_termcode((char_u *)"kD");
if (bs_p == NULL || *bs_p == NUL)
add_termcode((char_u *)"kb", (bs_p = (char_u *)"\010"));
if ((del_p == NULL || *del_p == NUL) &&
(bs_p == NULL || *bs_p != '\177'))
add_termcode((char_u *)"kD", (char_u *)"\177");
}
#ifdef USE_MOUSE
/*
* recognize mouse events in the input stream for xterm, msdos and win32
*/
{
char_u name[2];
name[0] = KS_MOUSE;
name[1] = K_FILLER;
# ifdef UNIX
if (is_xterm(term))
add_termcode(name, (char_u *)"\033[M");
# else
add_termcode(name, (char_u *)"\233M");
# endif
}
#endif
#if defined(AMIGA) || defined(MSDOS) || defined(WIN32) || defined(OS2)
/* DEFAULT_TERM indicates that it is the machine console. */
if (STRCMP(term, DEFAULT_TERM))
term_console = FALSE;
else
{
term_console = TRUE;
# ifdef AMIGA
win_resize_on(); /* enable window resizing reports */
# endif
}
#endif
#ifdef UNIX
/*
* 'ttyfast' is default on for xterm, iris-ansi and a few others.
*/
if (is_fastterm(term))
p_tf = TRUE;
#endif
#if defined(AMIGA) || defined(MSDOS) || defined(WIN32) || defined(OS2)
/*
* 'ttyfast' is default on Amiga, MSDOS, Win32, and OS/2 consoles
*/
if (term_console)
p_tf = TRUE;
#endif
ttest(TRUE); /* make sure we have a valid set of terminal codes */
set_term_defaults(); /* use current values as defaults */
/*
* Initialize the terminal with the appropriate termcap codes.
* Set the mouse and window title if possible.
* Don't do this when starting, need to parse the .vimrc first, because it
* may redefine t_TI etc.
*/
if (!starting)
{
starttermcap(); /* may change terminal mode */
#ifdef USE_MOUSE
setmouse(); /* may start using the mouse */
#endif
maketitle(); /* may display window title */
}
/* display initial screen after ttest() checking. jw. */
if (width <= 0 || height <= 0)
{
/* termcap failed to report size */
/* set defaults, in case mch_get_winsize also fails */
width = 80;
#if defined MSDOS || defined WIN32
height = 25; /* console is often 25 lines */
#else
height = 24; /* most terminals are 24 lines */
#endif
}
set_winsize(width, height, FALSE); /* may change Rows */
if (!starting)
{
if (scroll_region)
scroll_region_reset(); /* In case Rows changed */
check_map_keycodes(); /* check mappings for terminal codes used */
}
return OK;
}
#ifdef HAVE_TGETENT
/*
* Call tgetent()
* Return error message if it fails, NULL if it's OK.
*/
static char_u *
tgetent_error(tbuf, term)
char_u *tbuf;
char_u *term;
{
int i;
i = TGETENT(tbuf, term);
if (i == -1)
return (char_u *)"Cannot open termcap file";
if (i == 0)
#ifdef TERMINFO
return (char_u *)"Terminal entry not found in terminfo";
#else
return (char_u *)"Terminal entry not found in termcap";
#endif
return NULL;
}
#endif /* HAVE_TGETENT */
#if defined(HAVE_TGETENT) && (defined(UNIX) || defined(__EMX__))
/*
* Get Columns and Rows from the termcap. Used after a window signal if the
* ioctl() fails. It doesn't make sense to call tgetent each time if the "co"
* and "li" entries never change. But on some systems this works.
* Errors while getting the entries are ignored.
*/
void
getlinecol()
{
char_u tbuf[TBUFSZ];
if (term_strings[KS_NAME] != NULL && TGETENT(tbuf, term_strings[KS_NAME]) > 0)
{
if (Columns == 0)
Columns = tgetnum("co");
if (Rows == 0)
Rows = tgetnum("li");
}
}
#endif /* defined(HAVE_TGETENT) && defined(UNIX) */
/*
* Get a string entry from the termcap and add it to the list of termcodes.
* Used for <t_xx> special keys.
* Give an error message for failure when not sourcing.
* If force given, replace an existing entry.
* Return FAIL if the entry was not found, OK if the entry was added.
*/
int
add_termcap_entry(name, force)
char_u *name;
int force;
{
char_u *term;
int key;
struct builtin_term *termp;
#ifdef HAVE_TGETENT
char_u *string;
int i;
int builtin_first;
char_u tbuf[TBUFSZ];
char_u tstrbuf[TBUFSZ];
char_u *tp = tstrbuf;
char_u *error_msg = NULL;
#endif
/*
* If the GUI is running or will start in a moment, we only support the keys
* that the GUI can produce.
*/
#ifdef USE_GUI
if (gui.in_use || gui.starting)
return gui_mch_haskey(name);
#endif
if (!force && find_termcode(name) != NULL) /* it's already there */
return OK;
term = term_strings[KS_NAME];
if (term == NULL) /* just in case */
return FAIL;
if (is_builtin_term(term)) /* name starts with "builtin_" */
{
term += 8;
#ifdef HAVE_TGETENT
builtin_first = TRUE;
#endif
}
#ifdef HAVE_TGETENT
else
builtin_first = p_tbi;
#endif
#ifdef HAVE_TGETENT
/*
* We can get the entry from the builtin termcap and from the external one.
* If 'ttybuiltin' is on or the terminal name starts with "builtin_", try
* builtin termcap first.
* If 'ttybuiltin' is off, try external termcap first.
*/
for (i = 0; i < 2; ++i)
{
if (!builtin_first == i)
#endif
/*
* Search in builtin termcap
*/
{
termp = find_builtin_term(term);
if (termp->bt_string != NULL) /* found it */
{
key = TERMCAP2KEY(name[0], name[1]);
while (termp->bt_entry != KS_NAME)
{
if (termp->bt_entry == key)
{
add_termcode(name, (char_u *)termp->bt_string);
return OK;
}
++termp;
}
}
}
#ifdef HAVE_TGETENT
else
/*
* Search in external termcap
*/
{
error_msg = tgetent_error(tbuf, term);
if (error_msg == NULL)
{
string = TGETSTR((char *)name, &tp);
if (string != NULL && *string != NUL)
{
add_termcode(name, string);
return OK;
}
}
}
}
#endif
if (sourcing_name == NULL)
{
#ifdef HAVE_TGETENT
if (error_msg != NULL)
EMSG(error_msg);
else
#endif
EMSG2("No \"%s\" entry in termcap", name);
}
return FAIL;
}
static int
is_builtin_term(name)
char_u *name;
{
return (STRNCMP(name, "builtin_", (size_t)8) == 0);
}
static char_u *tltoa __PARMS((unsigned long));
static char_u *
tltoa(i)
unsigned long i;
{
static char_u buf[16];
char_u *p;
p = buf + 15;
*p = '\0';
do
{
--p;
*p = (char_u) (i % 10 + '0');
i /= 10;
}
while (i > 0 && p > buf);
return p;
}
#ifndef HAVE_TGETENT
/*
* minimal tgoto() implementation.
* no padding and we only parse for %i %d and %+char
*/
char *tgoto __ARGS((char *, int, int));
char *
tgoto(cm, x, y)
char *cm;
int x, y;
{
static char buf[30];
char *p, *s, *e;
if (!cm)
return "OOPS";
e = buf + 29;
for (s = buf; s < e && *cm; cm++)
{
if (*cm != '%')
{
*s++ = *cm;
continue;
}
switch (*++cm)
{
case 'd':
p = (char *)tltoa((unsigned long)y);
y = x;
while (*p)
*s++ = *p++;
break;
case 'i':
x++;
y++;
break;
case '+':
*s++ = (char)(*++cm + y);
y = x;
break;
case '%':
*s++ = *cm;
break;
default:
return "OOPS";
}
}
*s = '\0';
return buf;
}
#endif /* HAVE_TGETENT */
/*
* Set the terminal name to "term" and initialize the terminal options.
* If "term" is NULL or empty, get the terminal name from the environment.
* If that fails, use the default terminal name.
*/
void
termcapinit(term)
char_u *term;
{
if (!term || !*term)
term = vim_getenv((char_u *)"TERM");
if (!term || !*term)
term = DEFAULT_TERM;
set_string_option((char_u *)"term", -1, term, TRUE);
/*
* Avoid using "term" here, because the next vim_getenv() may overwrite it.
*/
set_termname(term_strings[KS_NAME] != NULL ? term_strings[KS_NAME] : term);
}
/*
* the number of calls to mch_write is reduced by using the buffer "outbuf"
*/
#undef BSIZE /* hpux has BSIZE in sys/option.h */
#define BSIZE 2048
static char_u outbuf[BSIZE];
static int bpos = 0; /* number of chars in outbuf */
/*
* flushbuf(): flush the output buffer
*/
void
flushbuf()
{
if (bpos != 0)
{
mch_write(outbuf, bpos);
bpos = 0;
}
}
#ifdef USE_GUI
/*
* trash_output_buf(): Throw away the contents of the output buffer
*/
void
trash_output_buf()
{
bpos = 0;
}
#endif
/*
* outchar(c): put a character into the output buffer.
* Flush it if it becomes full.
* This should not be used for outputting text on the screen (use functions like
* msg_outstr() and screen_outchar() for that).
*/
void
outchar(c)
unsigned c;
{
#if defined(UNIX) || defined(VMS) || defined(AMIGA)
if (c == '\n') /* turn LF into CR-LF (CRMOD doesn't seem to do this) */
outchar('\r');
#endif
outbuf[bpos++] = c;
/* For testing we flush each time. */
if (bpos >= BSIZE || p_wd)
flushbuf();
}
static void outchar_nf __ARGS((unsigned));
/*
* outchar_nf(c): like outchar(), but don't flush when p_wd is set
*/
static void
outchar_nf(c)
unsigned c;
{
#if defined(UNIX) || defined(VMS) || defined(AMIGA)
if (c == '\n') /* turn LF into CR-LF (CRMOD doesn't seem to do this) */
outchar_nf('\r');
#endif
outbuf[bpos++] = c;
/* For testing we flush each time. */
if (bpos >= BSIZE)
flushbuf();
}
/*
* a never-padding outstr.
* use this whenever you don't want to run the string through tputs.
* tputs above is harmless, but tputs from the termcap library
* is likely to strip off leading digits, that it mistakes for padding
* information. (jw)
* This should only be used for writing terminal codes, not for outputting
* normal text (use functions like msg_outstr() and screen_outchar() for that).
*/
void
outstrn(s)
char_u *s;
{
if (bpos > BSIZE - 20) /* avoid terminal strings being split up */
flushbuf();
while (*s)
outchar_nf(*s++);
/* For testing we write one string at a time. */
if (p_wd)
flushbuf();
}
/*
* outstr(s): put a string character at a time into the output buffer.
* If HAVE_TGETENT is defined use the termcap parser. (jw)
* This should only be used for writing terminal codes, not for outputting
* normal text (use functions like msg_outstr() and screen_outchar() for that).
*/
void
outstr(s)
register char_u *s;
{
if (bpos > BSIZE - 20) /* avoid terminal strings being split up */
flushbuf();
if (s)
#ifdef HAVE_TGETENT
tputs((char *)s, 1, TPUTSFUNCAST outchar_nf);
#else
while (*s)
outchar_nf(*s++);
#endif
/* For testing we write one string at a time. */
if (p_wd)
flushbuf();
}
/*
* cursor positioning using termcap parser. (jw)
*/
void
windgoto(row, col)
int row;
int col;
{
if (col != screen_cur_col || row != screen_cur_row)
{
/*
* When positioning on the same row, column 0, use CR, it's just one
* character. Don't do this when the cursor has moved past the end of
* the line, the cursor position is undefined then.
*/
if (row == screen_cur_row && col == 0 && screen_cur_col < Columns)
{
outchar('\r');
screen_cur_col = 0;
}
else
{
OUTSTR(tgoto((char *)T_CM, col, row));
screen_cur_col = col;
screen_cur_row = row;
}
}
}
/*
* Set cursor to current position.
*/
void
setcursor()
{
if (!RedrawingDisabled)
windgoto(curwin->w_winpos + curwin->w_row,
#ifdef RIGHTLEFT
curwin->w_p_rl ? (int)Columns - 1 - curwin->w_col :
#endif
curwin->w_col);
}
/*
* Make sure we have a valid set or terminal options.
* Replace all entries that are NULL by empty_option
*/
void
ttest(pairs)
int pairs;
{
char *t = NULL;
check_options(); /* make sure no options are NULL */
/* hard requirements */
if (*T_CL == NUL) /* erase display */
t = "cl";
if (*T_CM == NUL) /* cursor motion */
t = "cm";
if (t)
EMSG2("terminal capability %s required", t);
/*
* if "cs" defined, use a scroll region, it's faster.
*/
if (*T_CS != NUL)
scroll_region = TRUE;
else
scroll_region = FALSE;
if (pairs)
{
/* optional pairs */
/* TP goes to normal mode for TI (invert) and TB (bold) */
if (*T_ME == NUL)
T_ME = T_MR = T_MD = empty_option;
if (*T_SO == NUL || *T_SE == NUL)
T_SO = T_SE = empty_option;
if (*T_US == NUL || *T_UE == NUL)
T_US = T_UE = empty_option;
if (*T_CZH == NUL || *T_CZR == NUL)
T_CZH = T_CZR = empty_option;
/* T_VE is needed even though T_VI is not defined */
if (*T_VE == NUL)
T_VI = empty_option;
/* if 'mr' or 'me' is not defined use 'so' and 'se' */
if (*T_ME == NUL)
{
T_ME = T_SE;
T_MR = T_SO;
T_MD = T_SO;
}
/* if 'so' or 'se' is not defined use 'mr' and 'me' */
if (*T_SO == NUL)
{
T_SE = T_ME;
if (*T_MR == NUL)
T_SO = T_MD;
else
T_SO = T_MR;
}
/* if 'ZH' or 'ZR' is not defined use 'mr' and 'me' */
if (*T_CZH == NUL)
{
T_CZR = T_ME;
if (*T_MR == NUL)
T_CZH = T_MD;
else
T_CZH = T_MR;
}
}
need_gather = TRUE;
}
/*
* Represent the given long_u as individual bytes, with the most significant
* byte first, and store them in dst.
*/
void
add_long_to_buf(val, dst)
long_u val;
char_u *dst;
{
int i;
int shift;
for (i = 1; i <= sizeof(long_u); i++)
{
shift = 8 * (sizeof(long_u) - i);
dst[i - 1] = (char_u) ((val >> shift) & 0xff);
}
}
/*
* Interpret the next string of bytes in buf as a long integer, with the most
* significant byte first. Note that it is assumed that buf has been through
* inchar(), so that NUL and K_SPECIAL will be represented as three bytes each.
* Puts result in val, and returns the number of bytes read from buf
* (between sizeof(long_u) and 2 * sizeof(long_u)), or -1 if not enough bytes
* were present.
*/
int
get_long_from_buf(buf, val)
char_u *buf;
long_u *val;
{
int len;
char_u bytes[sizeof(long_u)];
int i;
int shift;
*val = 0;
len = get_bytes_from_buf(buf, bytes, (int)sizeof(long_u));
if (len != -1)
{
for (i = 0; i < sizeof(long_u); i++)
{
shift = 8 * (sizeof(long_u) - 1 - i);
*val += (long_u)bytes[i] << shift;
}
}
return len;
}
/*
* Read the next num_bytes bytes from buf, and store them in bytes. Assume
* that buf has been through inchar(). Returns the actual number of bytes used
* from buf (between num_bytes and num_bytes*2), or -1 if not enough bytes were
* available.
*/
static int
get_bytes_from_buf(buf, bytes, num_bytes)
char_u *buf;
char_u *bytes;
int num_bytes;
{
int len = 0;
int i;
char_u c;
for (i = 0; i < num_bytes; i++)
{
if ((c = buf[len++]) == NUL)
return -1;
if (c == K_SPECIAL)
{
if (buf[len] == NUL || buf[len + 1] == NUL) /* cannot happen? */
return -1;
if (buf[len++] == KS_ZERO)
c = NUL;
++len; /* skip K_FILLER */
/* else it should be KS_SPECIAL, and c already equals K_SPECIAL */
}
bytes[i] = c;
}
return len;
}
/*
* outnum - output a (big) number fast
*/
void
outnum(n)
register long n;
{
OUTSTRN(tltoa((unsigned long)n));
}
void
check_winsize()
{
static int old_Rows = 0;
if (Columns < MIN_COLUMNS)
Columns = MIN_COLUMNS;
if (Rows < min_rows()) /* need room for one window and command line */
Rows = min_rows();
if (old_Rows != Rows)
{
old_Rows = Rows;
screen_new_rows(); /* may need to update window sizes */
}
}
/*
* set window size
* If 'mustset' is TRUE, we must set Rows and Columns, do not get real
* window size (this is used for the :win command).
* If 'mustset' is FALSE, we may try to get the real window size and if
* it fails use 'width' and 'height'.
*/
void
set_winsize(width, height, mustset)
int width, height;
int mustset;
{
register int tmp;
if (width < 0 || height < 0) /* just checking... */
return;
/* postpone the resizing */
if (State == HITRETURN || State == SETWSIZE)
{
State = SETWSIZE;
return;
}
if (State != ASKMORE && State != EXTERNCMD)
screenclear();
else
screen_start(); /* don't know where cursor is now */
#ifdef AMIGA
flushbuf(); /* must do this before mch_get_winsize for some
obscure reason */
#endif /* AMIGA */
if (mustset || (mch_get_winsize() == FAIL && height != 0))
{
Rows = height;
Columns = width;
check_winsize(); /* always check, to get p_scroll right */
mch_set_winsize();
}
else
check_winsize(); /* always check, to get p_scroll right */
if (!starting)
{
comp_Botline_all();
if (State == ASKMORE || State == EXTERNCMD)
{
screenalloc(FALSE); /* don't redraw, just adjust screen size */
if (State == ASKMORE)
{
msg_moremsg(FALSE); /* display --more-- message again */
msg_row = Rows - 1;
}
else
windgoto(msg_row, msg_col); /* put cursor back */
}
else
{
tmp = RedrawingDisabled;
RedrawingDisabled = FALSE;
updateScreen(CURSUPD);
RedrawingDisabled = tmp;
if (State == CMDLINE)
redrawcmdline();
else
setcursor();
}
}
flushbuf();
}
void
settmode(raw)
int raw;
{
static int oldraw = FALSE;
#ifdef USE_GUI
/* don't set the term where gvim was started in raw mode */
if (gui.in_use)
return;
#endif
if (full_screen)
{
/*
* When returning after calling a shell we want to really set the
* terminal to raw mode, even though we think it already is, because
* the shell program may have reset the terminal mode.
* When we think the terminal is not-raw, don't try to set it to
* not-raw again, because that causes problems (logout!) on some
* machines.
*/
if (raw || oldraw)
{
flushbuf();
mch_settmode(raw); /* machine specific function */
#ifdef USE_MOUSE
if (!raw)
mch_setmouse(FALSE); /* switch mouse off */
else
setmouse(); /* may switch mouse on */
#endif
flushbuf();
oldraw = raw;
}
}
}
void
starttermcap()
{
if (full_screen && !termcap_active)
{
outstr(T_TI); /* start termcap mode */
outstr(T_KS); /* start "keypad transmit" mode */
flushbuf();
termcap_active = TRUE;
screen_start(); /* don't know where cursor is now */
}
}
void
stoptermcap()
{
if (full_screen && termcap_active)
{
outstr(T_KE); /* stop "keypad transmit" mode */
flushbuf();
termcap_active = FALSE;
cursor_on(); /* just in case it is still off */
outstr(T_TE); /* stop termcap mode */
screen_start(); /* don't know where cursor is now */
}
}
#ifdef USE_MOUSE
/*
* setmouse() - switch mouse on/off depending on current mode and 'mouse'
*/
void
setmouse()
{
int checkfor;
# ifdef USE_GUI
if (gui.in_use)
return;
# endif
if (*p_mouse == NUL) /* be quick when mouse is off */
return;
if (VIsual_active)
checkfor = MOUSE_VISUAL;
else if (State == HITRETURN)
checkfor = MOUSE_RETURN;
else if (State & INSERT)
checkfor = MOUSE_INSERT;
else if (State & CMDLINE)
checkfor = MOUSE_COMMAND;
else
checkfor = MOUSE_NORMAL; /* assume normal mode */
if (mouse_has(checkfor))
mch_setmouse(TRUE);
else
mch_setmouse(FALSE);
}
/*
* Return TRUE if
* - "c" is in 'mouse', or
* - 'a' is in 'mouse' and "c" is in MOUSE_A, or
* - the current buffer is a help file and 'h' is in 'mouse' and we are in a
* normal editing mode (not at hit-return message).
*/
int
mouse_has(c)
int c;
{
return (vim_strchr(p_mouse, c) != NULL ||
(vim_strchr(p_mouse, 'a') != NULL &&
vim_strchr((char_u *)MOUSE_A, c) != NULL) ||
(c != MOUSE_RETURN && curbuf->b_help &&
vim_strchr(p_mouse, MOUSE_HELP)));
}
#endif
/*
* By outputting the 'cursor very visible' termcap code, for some windowed
* terminals this makes the screen scrolled to the correct position.
* Used when starting Vim or returning from a shell.
*/
void
scroll_start()
{
if (*T_VS != NUL)
{
outstr(T_VS);
outstr(T_VE);
screen_start(); /* don't know where cursor is now */
}
}
/*
* enable cursor, unless in Visual mode or no inversion possible
*/
static int cursor_is_off = FALSE;
void
cursor_on()
{
if (full_screen)
{
if (cursor_is_off && (!VIsual_active || highlight == NULL))
{
outstr(T_VE);
cursor_is_off = FALSE;
}
}
}
void
cursor_off()
{
if (full_screen)
{
if (!cursor_is_off)
outstr(T_VI); /* disable cursor */
cursor_is_off = TRUE;
}
}
/*
* Set scrolling region for window 'wp'.
* The region starts 'off' lines from the start of the window.
*/
void
scroll_region_set(wp, off)
WIN *wp;
int off;
{
OUTSTR(tgoto((char *)T_CS, wp->w_winpos + wp->w_height - 1,
wp->w_winpos + off));
screen_start(); /* don't know where cursor is now */
}
/*
* Reset scrolling region to the whole screen.
*/
void
scroll_region_reset()
{
OUTSTR(tgoto((char *)T_CS, (int)Rows - 1, 0));
screen_start(); /* don't know where cursor is now */
}
/*
* List of terminal codes that are currently recognized.
*/
struct termcode
{
char_u name[2]; /* termcap name of entry */
char_u *code; /* terminal code (in allocated memory) */
int len; /* STRLEN(code) */
} *termcodes = NULL;
static int tc_max_len = 0; /* number of entries that termcodes[] can hold */
static int tc_len = 0; /* current number of entries in termcodes[] */
void
clear_termcodes()
{
while (tc_len > 0)
vim_free(termcodes[--tc_len].code);
vim_free(termcodes);
termcodes = NULL;
tc_max_len = 0;
#ifdef HAVE_TGETENT
BC = (char *)empty_option;
UP = (char *)empty_option;
PC = ' '; /* set pad character to space */
ospeed = 0;
#endif
need_gather = TRUE; /* need to fill termleader[] */
}
/*
* Add a new entry to the list of terminal codes.
* The list is kept alphabetical for ":set termcap"
*/
void
add_termcode(name, string)
char_u *name;
char_u *string;
{
struct termcode *new_tc;
int i, j;
char_u *s;
if (string == NULL || *string == NUL)
{
del_termcode(name);
return;
}
s = strsave(string);
if (s == NULL)
return;
need_gather = TRUE; /* need to fill termleader[] */
/*
* need to make space for more entries
*/
if (tc_len == tc_max_len)
{
tc_max_len += 20;
new_tc = (struct termcode *)alloc(
(unsigned)(tc_max_len * sizeof(struct termcode)));
if (new_tc == NULL)
{
tc_max_len -= 20;
return;
}
for (i = 0; i < tc_len; ++i)
new_tc[i] = termcodes[i];
vim_free(termcodes);
termcodes = new_tc;
}
/*
* Look for existing entry with the same name, it is replaced.
* Look for an existing entry that is alphabetical higher, the new entry
* is inserted in front of it.
*/
for (i = 0; i < tc_len; ++i)
{
if (termcodes[i].name[0] < name[0])
continue;
if (termcodes[i].name[0] == name[0])
{
if (termcodes[i].name[1] < name[1])
continue;
/*
* Exact match: Replace old code.
*/
if (termcodes[i].name[1] == name[1])
{
vim_free(termcodes[i].code);
--tc_len;
break;
}
}
/*
* Found alphabetical larger entry, move rest to insert new entry
*/
for (j = tc_len; j > i; --j)
termcodes[j] = termcodes[j - 1];
break;
}
termcodes[i].name[0] = name[0];
termcodes[i].name[1] = name[1];
termcodes[i].code = s;
termcodes[i].len = STRLEN(s);
++tc_len;
}
char_u *
find_termcode(name)
char_u *name;
{
int i;
for (i = 0; i < tc_len; ++i)
if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
return termcodes[i].code;
return NULL;
}
char_u *
get_termcode(i)
int i;
{
if (i >= tc_len)
return NULL;
return &termcodes[i].name[0];
}
void
del_termcode(name)
char_u *name;
{
int i;
if (termcodes == NULL) /* nothing there yet */
return;
need_gather = TRUE; /* need to fill termleader[] */
for (i = 0; i < tc_len; ++i)
if (termcodes[i].name[0] == name[0] && termcodes[i].name[1] == name[1])
{
vim_free(termcodes[i].code);
--tc_len;
while (i < tc_len)
{
termcodes[i] = termcodes[i + 1];
++i;
}
return;
}
/* not found. Give error message? */
}
/*
* Check if typebuf[] contains a terminal key code.
* Check from typebuf[typeoff] to typebuf[typeoff + max_offset].
* Return 0 for no match, -1 for partial match, > 0 for full match.
* With a match, the match is removed, the replacement code is inserted in
* typebuf[] and the number of characters in typebuf[] is returned.
*/
int
check_termcode(max_offset)
int max_offset;
{
register char_u *tp;
register char_u *p;
int slen = 0; /* init for GCC */
int len;
int offset;
char_u key_name[2];
int new_slen;
int extra;
char_u string[MAX_KEY_CODE_LEN + 1];
int i;
#ifdef USE_GUI
long_u val;
#endif
#ifdef USE_MOUSE
char_u bytes[3];
int num_bytes;
int mouse_code;
int modifiers;
int is_click, is_drag;
int current_button;
static int held_button = MOUSE_RELEASE;
static int orig_num_clicks = 1;
static int orig_mouse_code = 0x0;
# if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
static int orig_mouse_col = 0;
static int orig_mouse_row = 0;
static linenr_t orig_topline = 0;
static struct timeval orig_mouse_time = {0, 0};
/* time of previous mouse click */
struct timeval mouse_time; /* time of current mouse click */
long timediff; /* elapsed time in msec */
# endif
#endif
/*
* Speed up the checks for terminal codes by gathering all first bytes
* used in termleader[]. Often this is just a single <Esc>.
*/
if (need_gather)
gather_termleader();
/*
* Check at several positions in typebuf[], to catch something like
* "x<Up>" that can be mapped. Stop at max_offset, because characters
* after that cannot be used for mapping, and with @r commands typebuf[]
* can become very long.
* This is used often, KEEP IT FAST!
*/
for (offset = 0; offset < typelen && offset < max_offset; ++offset)
{
tp = typebuf + typeoff + offset;
/*
* Don't check characters after K_SPECIAL, those are already
* translated terminal chars (avoid translating ~@^Hx).
*/
if (*tp == K_SPECIAL)
{
offset += 2; /* there are always 2 extra characters */
continue;
}
/*
* Skip this position if the character does not appear as the first
* character in term_strings. This speeds up a lot, since most
* termcodes start with the same character (ESC or CSI).
*/
i = *tp;
for (p = termleader; *p && *p != i; ++p)
;
if (*p == NUL)
continue;
/*
* Skip this position if p_ek is not set and
* typebuf[typeoff + offset] is an ESC and we are in insert mode
*/
if (*tp == ESC && !p_ek && (State & INSERT))
continue;
len = typelen - offset; /* length of the input */
new_slen = 0; /* Length of what will replace the termcode */
key_name[0] = NUL; /* no key name found yet */
#ifdef USE_GUI
if (gui.in_use)
{
/*
* GUI special key codes are all of the form [CSI xx].
*/
if (*tp == CSI) /* Special key from GUI */
{
if (len < 3)
return -1; /* Shouldn't happen */
slen = 3;
key_name[0] = tp[1];
key_name[1] = tp[2];
}
}
else
#endif /* USE_GUI */
{
for (i = 0; i < tc_len; ++i)
{
/*
* Ignore the entry if we are not at the start of typebuf[]
* and there are not enough characters to make a match.
*/
slen = termcodes[i].len;
if (offset && len < slen)
continue;
if (STRNCMP(termcodes[i].code, tp,
(size_t)(slen > len ? len : slen)) == 0)
{
if (len < slen) /* got a partial sequence */
return -1; /* need to get more chars */
key_name[0] = termcodes[i].name[0];
key_name[1] = termcodes[i].name[1];
/*
* If it's a shifted special key, then include the SHIFT
* modifier
*/
if (unshift_special_key(&key_name[0]))
{
string[new_slen++] = K_SPECIAL;
string[new_slen++] = KS_MODIFIER;
string[new_slen++] = MOD_MASK_SHIFT;
}
break;
}
}
}
if (key_name[0] == NUL)
continue; /* No match at this position, try next one */
/* We only get here when we have a complete termcode match */
#ifdef USE_MOUSE
/*
* If it is a mouse click, get the coordinates.
* we get "<t_mouse>scr", where
* s == encoded mouse button state (0x20 = left, 0x22 = right, etc)
* c == column + ' ' + 1 == column + 33
* r == row + ' ' + 1 == row + 33
*
* The coordinates are passed on through global variables. Ugly,
* but this avoids trouble with mouse clicks at an unexpected
* moment and allows for mapping them.
*/
if (key_name[0] == KS_MOUSE)
{
num_bytes = get_bytes_from_buf(tp + slen, bytes, 3);
if (num_bytes == -1) /* not enough coordinates */
return -1;
mouse_code = bytes[0];
mouse_col = bytes[1] - ' ' - 1;
mouse_row = bytes[2] - ' ' - 1;
slen += num_bytes;
/* Interpret the mouse code */
is_click = is_drag = FALSE;
current_button = (mouse_code & MOUSE_CLICK_MASK);
if (current_button == MOUSE_RELEASE)
{
/*
* If we get a mouse drag or release event when
* there is no mouse button held down (held_button ==
* MOUSE_RELEASE), produce a K_IGNORE below.
* (can happen when you hold down two buttons
* and then let them go, or click in the menu bar, but not
* on a menu, and drag into the text).
*/
if ((mouse_code & MOUSE_DRAG) == MOUSE_DRAG)
is_drag = TRUE;
current_button = held_button;
}
else
{
#if defined(UNIX) && defined(HAVE_GETTIMEOFDAY) && defined(HAVE_SYS_TIME_H)
# ifdef USE_GUI
/*
* Only for Unix, when GUI is not active, we handle
* multi-clicks here.
*/
if (!gui.in_use)
# endif
{
/*
* Compute the time elapsed since the previous mouse click.
*/
gettimeofday(&mouse_time, NULL);
timediff = (mouse_time.tv_usec -
orig_mouse_time.tv_usec) / 1000;
if (timediff < 0)
--orig_mouse_time.tv_sec;
timediff += (mouse_time.tv_sec -
orig_mouse_time.tv_sec) * 1000;
orig_mouse_time = mouse_time;
if (mouse_code == orig_mouse_code &&
timediff < p_mouset &&
orig_num_clicks != 4 &&
orig_mouse_col == mouse_col &&
orig_mouse_row == mouse_row &&
orig_topline == curwin->w_topline)
++orig_num_clicks;
else
orig_num_clicks = 1;
orig_mouse_col = mouse_col;
orig_mouse_row = mouse_row;
orig_topline = curwin->w_topline;
}
# ifdef USE_GUI
else
orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
# endif
#else
orig_num_clicks = NUM_MOUSE_CLICKS(mouse_code);
#endif
is_click = TRUE;
orig_mouse_code = mouse_code;
}
if (!is_drag)
held_button = mouse_code & MOUSE_CLICK_MASK;
/*
* Translate the actual mouse event into a pseudo mouse event.
* First work out what modifiers are to be used.
*/
modifiers = 0x0;
if (orig_mouse_code & MOUSE_SHIFT)
modifiers |= MOD_MASK_SHIFT;
if (orig_mouse_code & MOUSE_CTRL)
modifiers |= MOD_MASK_CTRL;
if (orig_mouse_code & MOUSE_ALT)
modifiers |= MOD_MASK_ALT;
if (orig_num_clicks == 2)
modifiers |= MOD_MASK_2CLICK;
else if (orig_num_clicks == 3)
modifiers |= MOD_MASK_3CLICK;
else if (orig_num_clicks == 4)
modifiers |= MOD_MASK_4CLICK;
/* Add the modifier codes to our string */
if (modifiers != 0)
{
string[new_slen++] = K_SPECIAL;
string[new_slen++] = KS_MODIFIER;
string[new_slen++] = modifiers;
}
/* Work out our pseudo mouse event */
key_name[0] = KS_EXTRA;
key_name[1] = get_pseudo_mouse_code(current_button,
is_click, is_drag);
}
#endif /* USE_MOUSE */
#ifdef USE_GUI
/*
* If using the GUI, then we get menu and scrollbar events.
*
* A menu event is encoded as K_SPECIAL, KS_MENU, K_FILLER followed by
* four bytes which are to be taken as a pointer to the GuiMenu
* structure.
*
* A scrollbar event is K_SPECIAL, KS_SCROLLBAR, K_FILLER followed by
* one byte representing the scrollbar number, and then four bytes
* representing a long_u which is the new value of the scrollbar.
*
* A horizontal scrollbar event is K_SPECIAL, KS_HORIZ_SCROLLBAR,
* K_FILLER followed by four bytes representing a long_u which is the
* new value of the scrollbar.
*/
else if (key_name[0] == KS_MENU)
{
num_bytes = get_long_from_buf(tp + slen, &val);
if (num_bytes == -1)
return -1;
current_menu = (GuiMenu *)val;
slen += num_bytes;
}
else if (key_name[0] == KS_SCROLLBAR)
{
num_bytes = get_bytes_from_buf(tp + slen, bytes, 1);
if (num_bytes == -1)
return -1;
current_scrollbar = (int)bytes[0];
slen += num_bytes;
num_bytes = get_long_from_buf(tp + slen, &val);
if (num_bytes == -1)
return -1;
scrollbar_value = val;
slen += num_bytes;
}
else if (key_name[0] == KS_HORIZ_SCROLLBAR)
{
num_bytes = get_long_from_buf(tp + slen, &val);
if (num_bytes == -1)
return -1;
scrollbar_value = val;
slen += num_bytes;
}
#endif /* USE_GUI */
/* Finally, add the special key code to our string */
string[new_slen++] = K_SPECIAL;
string[new_slen++] = key_name[0];
string[new_slen++] = key_name[1];
string[new_slen] = NUL;
extra = new_slen - slen;
if (extra < 0)
/* remove matched chars, taking care of noremap */
del_typebuf(-extra, offset);
else if (extra > 0)
/* insert the extra space we need */
ins_typebuf(string + slen, FALSE, offset, FALSE);
/*
* Careful: del_typebuf() and ins_typebuf() may have
* reallocated typebuf[]
*/
vim_memmove(typebuf + typeoff + offset, string, (size_t)new_slen);
return (len + extra + offset);
}
return 0; /* no match found */
}
/*
* Replace any terminal code strings in from[] with the equivalent internal
* vim representation. This is used for the "from" and "to" part of a
* mapping, and the "to" part of a menu command.
* Any strings like "<C_UP>" are also replaced, unless 'cpoptions' contains
* '<'. Also unshifts shifted special keys.
* K_SPECIAL by itself is replaced by K_SPECIAL KS_SPECIAL K_FILLER.
*
* The replacement is done in result[] and finally copied into allocated
* memory. If this all works well *bufp is set to the allocated memory and a
* pointer to it is returned. If something fails *bufp is set to NULL and from
* is returned.
*
* CTRL-V characters are removed. When "from_part" is TRUE, a trailing CTRL-V
* is included, otherwise it is removed (for ":map xx ^V", maps xx to
* nothing). When 'cpoptions' does not contain 'B', a backslash can be used
* instead of a CTRL-V.
*/
char_u *
replace_termcodes(from, bufp, from_part)
char_u *from;
char_u **bufp;
int from_part;
{
int i;
char_u key_name[2];
char_u *bp;
char_u *last_dash;
char_u *end_of_name;
int slen;
int modifiers;
int bit;
int key;
int dlen = 0;
char_u *src;
int do_backslash; /* backslash is a special character */
int do_special; /* recognize <> key codes */
int do_key_code; /* recognize raw key codes */
char_u *result; /* buffer for resulting string */
do_backslash = (vim_strchr(p_cpo, CPO_BSLASH) == NULL);
do_special = (vim_strchr(p_cpo, CPO_SPECI) == NULL);
do_key_code = (vim_strchr(p_cpo, CPO_KEYCODE) == NULL);
/*
* Allocate space for the translation. Worst case a single character is
* replaced by 6 bytes (shifted special key), plus a NUL at the end.
*/
result = alloc((unsigned)STRLEN(from) * 6 + 1);
if (result == NULL) /* out of memory */
{
*bufp = NULL;
return from;
}
src = from;
/*
* Check for #n at start only: function key n
*/
if (from_part && src[0] == '#' && isdigit(src[1])) /* function key */
{
result[dlen++] = K_SPECIAL;
result[dlen++] = 'k';
if (src[1] == '0')
result[dlen++] = ';'; /* #0 is F10 is "k;" */
else
result[dlen++] = src[1]; /* #3 is F3 is "k3" */
src += 2;
}
/*
* Copy each byte from *from to result[dlen]
*/
while (*src != NUL)
{
/*
* If 'cpoptions' does not contain '<', check for special key codes.
*/
if (do_special)
{
/*
* See if it's a string like "<C-S-MouseLeft>"
*/
if (src[0] == '<')
{
/* Find end of modifier list */
last_dash = src;
for (bp = src + 1; *bp == '-' || isidchar(*bp); bp++)
{
if (*bp == '-')
{
last_dash = bp;
if (bp[1] != NUL && bp[2] == '>')
++bp; /* anything accepted, like <C-?> */
}
if (bp[0] == 't' && bp[1] == '_' && bp[2] && bp[3])
bp += 3; /* skip t_xx, xx may be '-' or '>' */
}
if (*bp == '>') /* found matching '>' */
{
end_of_name = bp + 1;
/* Which modifiers are given? */
modifiers = 0x0;
for (bp = src + 1; bp < last_dash; bp++)
{
if (*bp != '-')
{
bit = name_to_mod_mask(*bp);
if (bit == 0x0)
break; /* Illegal modifier name */
modifiers |= bit;
}
}
/*
* Legal modifier name.
*/
if (bp >= last_dash)
{
/*
* Modifier with single letter
*/
if (modifiers != 0 && last_dash[2] == '>')
{
key = last_dash[1];
if (modifiers & MOD_MASK_SHIFT)
key = TO_UPPER(key);
if (modifiers & MOD_MASK_CTRL)
key &= 0x1f;
if (modifiers & MOD_MASK_ALT)
key |= 0x80;
src = end_of_name;
result[dlen++] = key;
continue;
}
/*
* Key name with or without modifier.
*/
else if ((key = get_special_key_code(last_dash + 1))
!= 0)
{
/* Put the appropriate modifier in a string */
if (modifiers != 0)
{
result[dlen++] = K_SPECIAL;
result[dlen++] = KS_MODIFIER;
result[dlen++] = modifiers;
/*
* Special trick: for <S-TAB> K_TAB is used
* instead of TAB (there are two keys for the
* same thing).
*/
if (key == TAB)
key = K_TAB;
}
if (IS_SPECIAL(key))
{
result[dlen++] = K_SPECIAL;
result[dlen++] = KEY2TERMCAP0(key);
result[dlen++] = KEY2TERMCAP1(key);
}
else
result[dlen++] = key; /* only modifiers */
src = end_of_name;
continue;
}
}
}
}
}
/*
* If 'cpoptions' does not contain 'k', see if it's an actual key-code.
* Note that this is also checked after replacing the <> form.
*/
if (do_key_code)
{
for (i = 0; i < tc_len; ++i)
{
slen = termcodes[i].len;
if (STRNCMP(termcodes[i].code, src, (size_t)slen) == 0)
{
key_name[0] = termcodes[i].name[0];
key_name[1] = termcodes[i].name[1];
/*
* If it's a shifted special key, then include the SHIFT
* modifier
*/
if (unshift_special_key(&key_name[0]))
{
result[dlen++] = K_SPECIAL;
result[dlen++] = KS_MODIFIER;
result[dlen++] = MOD_MASK_SHIFT;
}
result[dlen++] = K_SPECIAL;
result[dlen++] = key_name[0];
result[dlen++] = key_name[1];
src += slen;
break;
}
}
/*
* If terminal code matched, continue after it.
* If no terminal code matched and the character is K_SPECIAL,
* replace it with K_SPECIAL KS_SPECIAL K_FILLER
*/
if (i != tc_len)
continue;
}
if (*src == K_SPECIAL)
{
result[dlen++] = K_SPECIAL;
result[dlen++] = KS_SPECIAL;
result[dlen++] = K_FILLER;
++src;
continue;
}
/*
* Remove CTRL-V and ignore the next character.
* For "from" side the CTRL-V at the end is included, for the "to"
* part it is removed.
* If 'cpoptions' does not contain 'B', also accept a backslash.
*/
key = *src;
if (key == Ctrl('V') || (do_backslash && key == '\\'))
{
++src; /* skip CTRL-V or backslash */
if (*src == NUL)
{
if (from_part)
result[dlen++] = key;
break;
}
}
result[dlen++] = *src++;
}
result[dlen] = NUL;
/*
* Copy the new string to allocated memory.
* If this fails, just return from.
*/
if ((*bufp = strsave(result)) != NULL)
from = *bufp;
vim_free(result);
return from;
}
/*
* Gather the first characters in the terminal key codes into a string.
* Used to speed up check_termcode().
*/
static void
gather_termleader()
{
int i;
int len = 0;
#ifdef USE_GUI
if (gui.in_use)
termleader[len++] = CSI; /* the GUI codes are not in termcodes[] */
#endif
termleader[len] = NUL;
for (i = 0; i < tc_len; ++i)
if (vim_strchr(termleader, termcodes[i].code[0]) == NULL)
{
termleader[len++] = termcodes[i].code[0];
termleader[len] = NUL;
}
need_gather = FALSE;
}
/*
* Show all termcodes (for ":set termcap")
* This code looks a lot like showoptions(), but is different.
*/
void
show_termcodes()
{
int col;
int *items;
int item_count;
int run;
int row, rows;
int cols;
int i;
int len;
#define INC 27 /* try to make three columns */
#define GAP 2 /* spaces between columns */
if (tc_len == 0) /* no terminal codes (must be GUI) */
return;
items = (int *)alloc((unsigned)(sizeof(int) * tc_len));
if (items == NULL)
return;
set_highlight('t'); /* Highlight title */
start_highlight();
MSG_OUTSTR("\n--- Terminal keys ---");
stop_highlight();
/*
* do the loop two times:
* 1. display the short items (non-strings and short strings)
* 2. display the long items (strings)
*/
for (run = 1; run <= 2 && !got_int; ++run)
{
/*
* collect the items in items[]
*/
item_count = 0;
for (i = 0; i < tc_len; i++)
{
len = show_one_termcode(termcodes[i].name,
termcodes[i].code, FALSE);
if ((len <= INC - GAP && run == 1) || (len > INC - GAP && run == 2))
items[item_count++] = i;
}
/*
* display the items
*/
if (run == 1)
{
cols = (Columns + GAP) / INC;
if (cols == 0)
cols = 1;
rows = (item_count + cols - 1) / cols;
}
else /* run == 2 */
rows = item_count;
for (row = 0; row < rows && !got_int; ++row)
{
msg_outchar('\n'); /* go to next line */
if (got_int) /* 'q' typed in more */
break;
col = 0;
for (i = row; i < item_count; i += rows)
{
msg_pos(-1, col); /* make columns */
show_one_termcode(termcodes[items[i]].name,
termcodes[items[i]].code, TRUE);
col += INC;
}
flushbuf();
mch_breakcheck();
}
}
vim_free(items);
}
/*
* Show one termcode entry.
* Output goes into IObuff[]
*/
int
show_one_termcode(name, code, printit)
char_u *name;
char_u *code;
int printit;
{
char_u *p;
int len;
if (name[0] > '~')
{
IObuff[0] = ' ';
IObuff[1] = ' ';
IObuff[2] = ' ';
IObuff[3] = ' ';
}
else
{
IObuff[0] = 't';
IObuff[1] = '_';
IObuff[2] = name[0];
IObuff[3] = name[1];
}
IObuff[4] = ' ';
p = get_special_key_name(TERMCAP2KEY(name[0], name[1]), 0);
if (p[1] != 't')
STRCPY(IObuff + 5, p);
else
IObuff[5] = NUL;
len = STRLEN(IObuff);
do
IObuff[len++] = ' ';
while (len < 17);
IObuff[len] = NUL;
if (code == NULL)
len += 4;
else
len += strsize(code);
if (printit)
{
msg_outstr(IObuff);
if (code == NULL)
msg_outstr((char_u *)"NULL");
else
msg_outtrans(code);
}
return len;
}